WOS4040IL – Invisible in-Wall/in-Ceiling Speaker | DML Flat-Panel Technology for 180° Sound Dispersion | Hidden Under Plaster or Paint | Minimal Design, Powerful Natural Sound

Soundin – The Art of Sound. Experience the future of architectural audio with the Soundin WOS4040IL, an invisible in-wall / in-ceiling speaker that disappears completely into your design. Powered by Distributed Mode Loudspeaker (DML) technology, this ultra-thin panel vibrates across its entire surface to produce a wide, natural sound field. Unlike traditional cone speakers, DML creates even sound coverage with no single “sweet spot” — every listener enjoys balanced, room-filling audio. Designed for installation beneath plaster, paint, or wallpaper, the WOS4040IL lets you achieve pure minimalist aesthetics without sacrificing sound performance. The supplied mounting frame and detailed guide make installation simple for professionals or DIY enthusiasts. Technical Specifications: Power Handling: 40 W RMS / 80 W Peak Impedance: 4 Ω Frequency Range: 83 Hz – 18.5 kHz Dimensions: 360 × 460 × 94 mm Weight: ≈ 1.3 kg Compatible Amplifiers: Class-D / Class-AB standard audio amps Perfect For: Home theaters, smart homes, offices, galleries, hotels, or any space where design and sound must coexist in perfect harmony.

• Invisible Design – Installs under plaster or paint for a seamless look. You hear it, not see it. DML Technology – Flat-panel driver delivers 180° natural, room-filling sound. Easy Installation – Mounting frame fits drywall or plaster; guide included. Lightweight & Durable – Engineered composite ensures clarity and long-term reliability. Professional Solution – Perfect for smart homes, offices, and design-driven projects.